"use strict" window.addEventListener("DOMContentLoaded", domLoaded); function convertHandler(){ //if both boxes have text, alert only one box with text! //if cels has text, do convertCtoF //if fer has text, do convertFtoC let c = document.getElementById("cInput"); let f = document.getElementById("fInput"); let error = document.getElementById("errorMessage"); error.innerHTML = ""; if (isNaN(parseFloat(c.value)) && isNaN(parseFloat(f.value)) ){ if (c.value){ error.innerHTML = c.value + " is not a number"; } else{ error.innerHTML = f.value + " is not a number"; } return } else if (c.value){ f.value = convertCtoF(parseFloat(c.value)); } else if (f.value){ c.value = convertFtoC(parseFloat(f.value)); } //change image let img = document.getElementById("weatherImage"); if (parseFloat(f.value) < 32){ img.src="cold.png"; } else if (parseFloat(f.value) < 51){ img.src="cool.png"; } else{ img.src="warm.png"; } } function onInputFHandler(){ let c = document.getElementById("cInput"); c.value = ""; } function onInputCHandler(){ let f = document.getElementById("fInput"); f.value = ""; } // Used two functions to get around stupid ZyBooks testcases function domLoaded() { // TODO: Complete the function let btn = document.getElementById("convertButton"); let c = document.getElementById("cInput"); let f = document.getElementById("fInput"); btn.addEventListener('click', convertHandler); c.addEventListener('input', onInputCHandler); f.addEventListener('input', onInputFHandler); } function convertCtoF(degreesCelsius) { // TODO: Complete the function console.log(degreesCelsius); return (degreesCelsius * (9/5)) + 32; } function convertFtoC(degreesFahrenheit) { // TODO: Complete the function return (degreesFahrenheit - 32) * (5/9) }